as we go throughout connecticut, georgia, california, washington state. i mean, it is really a powerful, powerful thing to process. >> and we know that even, obviously, people who are most directly involved are going to having the highest impact and greatest impact on them. but, yeah, you are right. the people more remote that have been watching it, learning about it, talking about it, there have been studies on this and find that there is a component of post-traumatic stress even in those populations. we are talking about children here. we typically think about post-traumatic stress in adults. but even after virginia tech, for example, after a few months later, 15% of people who were involved -- went to colleges, who -- watched this very closely, still had some component of it. 77% of students at virginia tech had it. obviously much higher in the people most -- >> 77%? >> three to four months later. it is significant. there's a couple of things to keep in mind. one is that the quicker some of those symptoms and signs are recognized and dealt with, the much better prognosis people have.